Enlarge (credit: Aurich Lawson | Getty Images)

My recent feature on passkeys attracted significant interest, and a number of the 1,100+ comments raised questions about how the passkey system actually works and if it can be trusted. In response, I’ve put together this list of frequently asked questions to dispel a few myths and shed some light on what we

Enlarge / An AI-generated image of a robot reading a book. (credit: Benj Edwards / Stable Diffusion)

On Thursday, AI company Anthropic announced it has given its ChatGPT-like Claude AI language model the ability to analyze an entire book’s worth of material in under a minute. This new ability comes from expanding Claude’s context window to 100,000 tokens, or about

Enlarge (credit: Aurich Lawson / Ars Technica)

Earlier this week, Microsoft released a patch to fix a Secure Boot bypass bug used by the BlackLotus bootkit we reported on in March. The original vulnerability, CVE-2022-21894, was patched in January, but the new patch for CVE-2023-24932 addresses another actively exploited workaround for systems running Windows 10 and 11 and